2017
Squamous proliferations on the legs of women: Qualitative examination of histopathology, TP53 sequencing, and implications for diagnosis in a series of 30 cases
Ko CJ, Glusac EJ, McNiff JM, Rodic N, Leffell DJ. Squamous proliferations on the legs of women: Qualitative examination of histopathology, TP53 sequencing, and implications for diagnosis in a series of 30 cases. Journal Of The American Academy Of Dermatology 2017, 77: 1126-1132.e1. PMID: 28709693, DOI: 10.1016/j.jaad.2017.04.1119.Peer-Reviewed Original ResearchConceptsSquamous cell carcinomaProminent cytologic atypiaMultiple squamous cell carcinomasCytologic atypiaSquamous proliferationTP53 mutationsDetectable TP53 mutationsLegs of womenFollicle-like structuresCell carcinomaHistopathologic findingsMultiple lesionsSCC lesionsHistopathologic analysisTP53 sequencingNumerous tumorsSmall seriesTP53 variantsClinical phenotypeKeratoacanthomaLesionsTumorsDifferent patientsAtypiaReactive phenomenon
2000
The scientific basis of skin cancer
Leffell D. The scientific basis of skin cancer. Journal Of The American Academy Of Dermatology 2000, 42: s18-s22. PMID: 10607352, DOI: 10.1067/mjd.2000.103340.Peer-Reviewed Original Research
1996
Frequent clones of p53-mutated keratinocytes in normal human skin
Jonason A, Kunala S, Price G, Restifo R, Spinelli H, Persing J, Leffell D, Tarone R, Brash D. Frequent clones of p53-mutated keratinocytes in normal human skin. Proceedings Of The National Academy Of Sciences Of The United States Of America 1996, 93: 14025-14029. PMID: 8943054, PMCID: PMC19488, DOI: 10.1073/pnas.93.24.14025.Peer-Reviewed Original ResearchConceptsP53-mutated keratinocytesNormal individualsSun-shielded skinSun-exposed skinNormal human skinHuman skinWhole-mount preparationsP53-mutated cellsCancer predictsDermal-epidermal junctionSubstantial burdenFrequent clonesClonal expansionHair folliclesGenetic hitsTumor promoterSkinKeratinocytesCellsTumor Suppressor Gene Mutations and Photocarcinogenesis
Ziegler A, Jonason A, Simon J, Leffell D, Brash DE. Tumor Suppressor Gene Mutations and Photocarcinogenesis. Photochemistry And Photobiology 1996, 63: 432-435. PMID: 8934758, DOI: 10.1111/j.1751-1097.1996.tb03064.x.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsRelationship Between Sunlight Exposure and a Key Genetic Alteration in Basal Cell Carcinoma
Gailani M, Leffell D, Ziegler A, Gross E, Brash D, Bale A. Relationship Between Sunlight Exposure and a Key Genetic Alteration in Basal Cell Carcinoma. Journal Of The National Cancer Institute 1996, 88: 349-354. PMID: 8609643, DOI: 10.1093/jnci/88.6.349.Peer-Reviewed Original ResearchConceptsBasal cell carcinomaLoss of heterozygosityCell carcinomaP53 geneSunlight exposureExact testGenetic alterationsPathogenesis of BCCSun-exposed areasFrequency of LOHMohs micrographic surgical techniqueEnvironmental agentsLocation of tumorFisher's exact testSkin cancer patientsKey genetic alterationsUVB radiationChi-squared analysisFrequent genetic alterationsLimited associationSpecific environmental agentsBCC incidenceTumor characteristicsCancer patientsCommon cancer
1993
Mutation hotspots due to sunlight in the p53 gene of nonmelanoma skin cancers.
Ziegler A, Leffell DJ, Kunala S, Sharma HW, Gailani M, Simon JA, Halperin AJ, Baden HP, Shapiro PE, Bale AE. Mutation hotspots due to sunlight in the p53 gene of nonmelanoma skin cancers. Proceedings Of The National Academy Of Sciences Of The United States Of America 1993, 90: 4216-4220. PMID: 8483937, PMCID: PMC46477, DOI: 10.1073/pnas.90.9.4216.Peer-Reviewed Original ResearchConceptsBasal cell carcinomaCell carcinomaSkin cancerPercent of tumorsSquamous cell carcinomaNonmelanoma skin cancerP53 tumor suppressor geneDipyrimidine sitesBCC developmentMutation hotspotsCancerTumor suppressor geneP53 genePoint mutationsAllelic lossCarcinomaTwo-thirdsSuppressor geneGenetic eventsSkinP53Such mutationsMutationsCarcinogenic mutationsTumors